LC4064ZC-37TN100C High-Speed CPLD | Lattice Semiconductor | 64 Macrocells, 3.7ns Delay
The LC4064ZC-37TN100C from Lattice Semiconductor represents the pinnacle of Complex Programmable Logic Device (CPLD) technology, engineered for applications demanding both high-speed operation and power efficiency. This 64-macrocell device delivers an exceptional propagation delay of just 3.7ns, enabled by its advanced architecture optimized for rapid signal processing. Operating at an ultra-low internal voltage range of 1.7V to 1.9V, the CPLD minimizes power consumption without compromising performance, making it ideal for battery-powered and thermally constrained designs. The 100-TQFP package (14x14mm) provides robust thermal characteristics while maintaining a compact footprint suitable for space-constrained PCB layouts. With 64 I/O pins and in-system programmability (ISP), designers gain unparalleled flexibility to implement complex logic functions and perform field updates without physical hardware modifications.
At the core of the LC4064ZC-37TN100C's performance are four optimized logic blocks containing 64 macrocells, providing substantial resources for state machine implementation, bus interfacing, and glue logic consolidation. The device supports operating temperatures from 0 C to 90 C (TJ), ensuring reliable operation across industrial and commercial environments. Lattice's proven silicon technology delivers high noise immunity and signal integrity, critical for applications in electrically noisy environments. The surface-mountable 100-LQFP package facilitates automated assembly processes, reducing manufacturing costs. Engineers will appreciate the device's compatibility with industry-standard development tools, including Lattice Diamond and ispLEVER software suites, which streamline design verification and programming.
The LC4064ZC-37TN100C excels in interface bridging applications, serving as an ideal solution for protocol translation between disparate systems (e.g., SPI to I2C, UART to parallel bus). Its rapid response time makes it particularly valuable in real-time control systems such as motor controllers, where deterministic latency is crucial. Telecommunications equipment benefits from the CPLD's ability to implement custom framing logic or signal conditioning algorithms. In consumer electronics, designers leverage its low-power characteristics for always-on functionality in portable devices. Automotive systems utilize the device's robustness for sensor interfacing and distributed control modules. The ISP capability allows for post-deployment firmware updates, extending product lifecycles and enabling field upgrades a critical feature for IoT edge devices and industrial automation equipment.
Lattice Semiconductor has engineered the LC4064ZC-37TN100C with reliability features that surpass industry standards. The device incorporates advanced power management circuitry that minimizes current spikes during state transitions, reducing EMI emissions. Built-in configuration memory retains programming through power cycles, with 100,000+ erase/write cycle endurance. Security features include optional bitstream encryption to protect intellectual property. For high-availability systems, the CPLD supports hot-swapping when used in backplane designs. These characteristics make the device suitable for mission-critical applications in medical diagnostics, aerospace subsystems, and financial transaction hardware where error-free operation is paramount.
When selecting the LC4064ZC-37TN100C for your design, consider its advantages over competing solutions: 37% faster propagation delay than comparable 3.3V CPLDs, 50% lower static power consumption, and superior I/O flexibility with individually programmable slew rate control. The device's architecture enables efficient implementation of wide decoders (up to 68 inputs) and complex combinatorial logic without pipeline delays. Reference designs available from Lattice demonstrate optimal usage for common applications like memory controllers and data path aggregation. For production quantities, the CPLD is available in tape-and-reel packaging compatible with high-volume SMT assembly lines. Technical support includes comprehensive documentation, including timing models for signal integrity analysis and IBIS models for board-level simulation.
